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Definitions

UFO

[yoo-ef-oh, yoo-foh] / ˈyuˈɛfˈoʊ, ˈyu foʊ /


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The Procure Space exchange-traded fund, which trades under the symbol UFO, was more than 20% above its 50-day moving average, coming into Monday trading.

From Barron's • Jun. 1, 2026

A particularly intriguing chapter in Hill's back story is her link to one of the most famous episodes in UFO folklore.

From Barron's • May 29, 2026

It's unclear if the releases of the UFO files have done much to satiate the curiosity of legions of UFO researchers, official and otherwise.

From BBC • May 22, 2026

To see just how far ETFs have drifted from the investment mainstream, look at the Tuttle Capital UFO Disclosure ETF.

From The Wall Street Journal • May 22, 2026

When he was younger, he had fantasized that there might be something strange up there...a time machine or a UFO.

From "Stormbreaker" by Anthony Horowitz




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